Flashcards in enery resources Deck (18)
What are the 3 energy types
3Forms of fossil fuels
Define fossil fuels
Hydrocarbons created from the natural decay of organic material
In the usa fossil fuels acct for what % of energy consumption
List alternative (renewable)energy sources
Coal comes from
Algal remains (marine)
The most abundant gas
Natural gas is a by product of what?
Thermal maturation of oil and coal
Advantages of fossil fuels
*Low cost *capacity to generate enormous amounts of energy
Includes all deposites on earth. (Known & undiscovered, economical & aren't economical yet
What are reserves?
Known quantity of resources that can be extracted economically by todays standards
What is hydraulic fracturings?
Technique used to extract oil/natural gasses from tight formations
What is peat?
Precursor to coal
What are the 4 coal ranks
Lignite bituminous anthracite
Partially decayed vegetation matter.
×Precursor to coal
*Forms in areas with high water Cintent.
What is lignite
It forms when peat is exposed to increased pressure &tenperatures
what is bituminous
×Usrd in usa to generate electric